Our gift set includes 6/10 ML amber glass bottles with tamper evident ring and euro style dropper. The dropper inserts a small amount of product to be dispensed. Our oils are perfected for many uses; Oil difussers, Skin & Hair care formulations ( unscented lotions & shampoo ) Soaps, Candles / Incense, Gel Candles, Potpourri, Aroma Diffussers. These are only a few additions. Barnhouse blue has spared no effort in maintaining the highest quality oil. Ensuring that our suppliers meet stringent quality standards. Fragrance oils are for external use only. This product should not be used undiluted.